When we need to change our toothbrush

When we need to change our toothbrush

Toothbrush is the most common commodity in our daily life. Meanwhile, it's one of the most important things. We can't look down upon a little toothbrush, which has a closely contact with our ordinary life. For instance, it's difficult for a person to cure his common cure. Besides the factor of his own resistance. The bacterial infection on toothbrush should also account for a reason.

According to a study, a toothbrush which has been used for three weeks contains millions of bacteria. The number of the bacteria is equal to the total amount of the bacteria on 29 coins, which is also 80 times than the toilet water. These bacteria could cause oral diseases as a wound in your mouth. Even if you don’t have a wound in your mouth, you can also be equivalently drink nine glasses of dirty water when you use the unclean toothbrush. A large amount of bacteria attached to your teeth, which is fully mixed with the food as you eating.

In conclusion, the dentist suggest that we should change our toothbrush frequently. As a healthy people, we brush our teeth three times a day and change our toothbrush once a month. If we have oral diseases, we should change our toothbrush in three weeks. If we catch a cold, we should change our toothbrush immediately when we are cured. Only in this way can we keep our oral clean sanitation.